build.rs: add proc-macro to generate Override structs for configuration
parent
1db2c16f95
commit
0169025d50
GPG Key ID:
73627C2F690DF710
@ -0,0 +1,185 @@
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/*
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* meli -
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*
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* Copyright Manos Pitsidianakis
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*
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* This file is part of meli.
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*
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* meli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* meli is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with meli. If not, see <http://www.gnu.org/licenses/>.
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*/
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use std::fs::File;
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use std::io::prelude::*;
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use std::process::{Command, Stdio};
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use quote::{format_ident, quote};
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// Write ConfigStructOverride to overrides.rs
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pub fn override_derive(filenames: &[(&str, &str)]) {
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let mut output_file =
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File::create("src/conf/overrides.rs").expect("Unable to open output file");
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let mut output_string = r##"/*
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* meli - conf/overrides.rs
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*
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* Copyright 2020 Manos Pitsidianakis
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*
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* This file is part of meli.
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*
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* meli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* meli is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with meli. If not, see <http://www.gnu.org/licenses/>.
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*/
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//! This module is automatically generated by build.rs.
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use super::*;
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"##
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.to_string();
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'file_loop: for (filename, ident) in filenames {
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println!("cargo:rerun-if-changed={}", filename);
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let mut file = File::open(&filename).expect(&format!("Unable to open file `{}`", filename));
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let mut src = String::new();
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file.read_to_string(&mut src).expect("Unable to read file");
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let syntax = syn::parse_file(&src).expect("Unable to parse file");
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if syntax.items.iter().any(|item| {
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if let syn::Item::Struct(s) = item {
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if s.ident.to_string().ends_with("Override") {
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println!("ident {} exists, skipping {}", ident, filename);
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return true;
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}
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}
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false
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}) {
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continue 'file_loop;
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}
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for item in syntax.items.iter() {
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if let syn::Item::Struct(s) = item {
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if s.ident != ident {
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continue;
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}
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if s.ident.to_string().ends_with("Override") {
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unreachable!();
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}
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let override_ident: syn::Ident = format_ident!("{}Override", s.ident);
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let mut field_tokentrees = vec![];
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let mut field_idents = vec![];
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for f in &s.fields {
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let ident = &f.ident;
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let ty = &f.ty;
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let attrs = f
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.attrs
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.iter()
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.filter_map(|f| {
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let mut new_attr = f.clone();
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if let quote::__private::TokenTree::Group(g) =
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f.tokens.clone().into_iter().next().unwrap()
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{
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let attr_inner_value = f.tokens.to_string();
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if !attr_inner_value.starts_with("( default")
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&& !attr_inner_value.starts_with("( default =")
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{
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return None;
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}
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if attr_inner_value.starts_with("( default =") {
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let rest = g.stream().clone().into_iter().skip(4);
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new_attr.tokens = quote! { ( #(#rest)*) };
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if new_attr.tokens.to_string().as_str() == "( )" {
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return None;
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}
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} else if attr_inner_value.starts_with("( default") {
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let rest = g.stream().clone().into_iter().skip(2);
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new_attr.tokens = quote! { ( #(#rest)*) };
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if new_attr.tokens.to_string().as_str() == "( )" {
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return None;
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}
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}
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}
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Some(new_attr)
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})
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.collect::<Vec<_>>();
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let t = quote! {
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#(#attrs)*
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#[serde(default)]
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pub #ident : Option<#ty>
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};
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field_idents.push(ident);
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field_tokentrees.push(t);
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}
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//let fields = &s.fields;
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let literal_struct = quote! {
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct #override_ident {
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#(#field_tokentrees),*
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}
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impl Default for #override_ident {
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fn default() -> Self {
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#override_ident {
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#(#field_idents: None),*
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}
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}
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}
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};
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output_string.extend(literal_struct.to_string().chars());
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output_string.push_str("\n\n");
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}
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}
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}
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/*
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let mut rustfmt = Command::new("rustfmt")
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.stdin(Stdio::piped())
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.stdout(Stdio::piped())
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.stderr(Stdio::piped())
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.spawn()
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.expect("failed to execute rustfmt");
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{
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// limited borrow of stdin
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let stdin = rustfmt
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.stdin
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.as_mut()
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.expect("failed to get rustfmt stdin");
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stdin
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.write_all(output_string.as_bytes())
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.expect("failed to write to rustfmit stdin");
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}
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let output = rustfmt
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.wait_with_output()
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.expect("failed to wait on rustfmt child");
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if !output.stderr.is_empty() {
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panic!(format!("{}", String::from_utf8_lossy(&output.stderr)));
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}
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output_file.write_all(&output.stdout).unwrap();
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*/
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output_file.write_all(output_string.as_bytes()).unwrap();
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}
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@ -0,0 +1,281 @@
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/*
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* meli - conf/overrides.rs
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*
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* Copyright 2020 Manos Pitsidianakis
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*
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* This file is part of meli.
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*
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* meli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* meli is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with meli. If not, see <http://www.gnu.org/licenses/>.
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*/
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//! This module is automatically generated by build.rs.
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use super::*;
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct PagerSettingsOverride {
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#[doc = " Number of context lines when going to next page."]
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#[doc = " Default: 0"]
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#[serde(alias = "pager-context")]
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#[serde(default)]
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pub pager_context: Option<usize>,
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#[doc = " Stop at the end instead of displaying next mail."]
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#[doc = " Default: false"]
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#[serde(alias = "pager-stop")]
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#[serde(default)]
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pub pager_stop: Option<bool>,
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#[doc = " Always show headers when scrolling."]
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#[doc = " Default: true"]
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#[serde(alias = "headers-sticky")]
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#[serde(default)]
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pub headers_sticky: Option<bool>,
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#[doc = " The height of the pager in mail view, in percent."]
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#[doc = " Default: 80"]
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#[serde(alias = "pager-ratio")]
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#[serde(default)]
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pub pager_ratio: Option<usize>,
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#[doc = " A command to pipe mail output through for viewing in pager."]
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#[doc = " Default: None"]
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#[serde(deserialize_with = "non_empty_string")]
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#[serde(default)]
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pub filter: Option<Option<String>>,
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#[doc = " A command to pipe html output before displaying it in a pager"]
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#[doc = " Default: None"]
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#[serde(deserialize_with = "non_empty_string", alias = "html-filter")]
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#[serde(default)]
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pub html_filter: Option<Option<String>>,
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#[doc = " Respect \"format=flowed\""]
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#[doc = " Default: true"]
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#[serde(alias = "format-flowed")]
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#[serde(default)]
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pub format_flowed: Option<bool>,
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#[doc = " Split long lines that would overflow on the x axis."]
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#[doc = " Default: true"]
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#[serde(alias = "split-long-lines")]
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#[serde(default)]
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pub split_long_lines: Option<bool>,
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#[doc = " Minimum text width in columns."]
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#[doc = " Default: 80"]
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#[serde(alias = "minimum-width")]
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#[serde(default)]
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pub minimum_width: Option<usize>,
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#[doc = " Choose `text/html` alternative if `text/plain` is empty in `multipart/alternative`"]
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#[doc = " attachments."]
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#[doc = " Default: true"]
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#[serde(alias = "auto-choose-multipart-alternative")]
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#[serde(default)]
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pub auto_choose_multipart_alternative: Option<ToggleFlag>,
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}
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impl Default for PagerSettingsOverride {
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fn default() -> Self {
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PagerSettingsOverride {
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pager_context: None,
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pager_stop: None,
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headers_sticky: None,
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pager_ratio: None,
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filter: None,
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html_filter: None,
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format_flowed: None,
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split_long_lines: None,
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minimum_width: None,
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auto_choose_multipart_alternative: None,
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}
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}
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}
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct ListingSettingsOverride {
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#[doc = " Number of context lines when going to next page."]
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#[doc = " Default: 0"]
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#[serde(alias = "context-lines")]
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#[serde(default)]
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pub context_lines: Option<usize>,
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#[doc = " Datetime formatting passed verbatim to strftime(3)."]
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#[doc = " Default: %Y-%m-%d %T"]
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#[serde(alias = "datetime-fmt")]
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#[serde(default)]
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pub datetime_fmt: Option<Option<String>>,
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#[doc = " Show recent dates as `X {minutes,hours,days} ago`, up to 7 days."]
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#[doc = " Default: true"]
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#[serde(alias = "recent-dates")]
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#[serde(default)]
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pub recent_dates: Option<bool>,
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#[doc = " Show only envelopes that match this query"]
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#[doc = " Default: None"]
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#[serde(default)]
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pub filter: Option<Option<Query>>,
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#[serde(alias = "index-style")]
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#[serde(default)]
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pub index_style: Option<IndexStyle>,
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}
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impl Default for ListingSettingsOverride {
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fn default() -> Self {
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ListingSettingsOverride {
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context_lines: None,
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datetime_fmt: None,
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recent_dates: None,
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filter: None,
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index_style: None,
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}
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}
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}
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct NotificationsSettingsOverride {
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#[doc = " A command to pipe notifications through"]
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#[doc = " Default: None"]
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#[serde(default)]
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pub script: Option<Option<String>>,
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#[doc = " A file location which has its size changed when new mail arrives (max 128 bytes). Can be"]
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#[doc = " used to trigger new mail notifications eg with `xbiff(1)`"]
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#[doc = " Default: None"]
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#[serde(alias = "xbiff-file-path")]
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#[serde(default)]
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pub xbiff_file_path: Option<Option<String>>,
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#[serde(alias = "play-sound")]
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#[serde(default)]
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pub play_sound: Option<super::ToggleFlag>,
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#[serde(alias = "sound-file")]
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#[serde(default)]
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pub sound_file: Option<Option<String>>,
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}
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impl Default for NotificationsSettingsOverride {
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fn default() -> Self {
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NotificationsSettingsOverride {
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script: None,
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xbiff_file_path: None,
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play_sound: None,
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sound_file: None,
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}
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}
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}
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct ShortcutsOverride {
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#[serde(default)]
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pub general: Option<GeneralShortcuts>,
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#[serde(default)]
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pub listing: Option<ListingShortcuts>,
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#[serde(default)]
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pub composing: Option<ComposingShortcuts>,
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#[serde(alias = "compact-listing")]
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#[serde(default)]
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pub compact_listing: Option<CompactListingShortcuts>,
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#[serde(alias = "contact-list")]
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#[serde(default)]
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pub contact_list: Option<ContactListShortcuts>,
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#[serde(alias = "envelope-view")]
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#[serde(default)]
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pub envelope_view: Option<EnvelopeViewShortcuts>,
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#[serde(alias = "thread-view")]
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#[serde(default)]
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pub thread_view: Option<ThreadViewShortcuts>,
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#[serde(default)]
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pub pager: Option<PagerShortcuts>,
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}
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impl Default for ShortcutsOverride {
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fn default() -> Self {
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ShortcutsOverride {
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general: None,
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listing: None,
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composing: None,
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compact_listing: None,
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contact_list: None,
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envelope_view: None,
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thread_view: None,
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pager: None,
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}
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}
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}
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct ComposingSettingsOverride {
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#[doc = " A command to pipe new emails to"]
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#[doc = " Required"]
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#[serde(default)]
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pub mailer_cmd: Option<String>,
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#[doc = " Command to launch editor. Can have arguments. Draft filename is given as the last argument. If it's missing, the environment variable $EDITOR is looked up."]
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#[serde(alias = "editor-cmd")]
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#[serde(default)]
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pub editor_cmd: Option<Option<String>>,
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#[doc = " Embed editor (for terminal interfaces) instead of forking and waiting."]
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#[serde(default)]
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pub embed: Option<bool>,
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#[doc = " Set \"format=flowed\" in plain text attachments."]
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#[doc = " Default: true"]
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#[serde(alias = "format-flowed")]
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#[serde(default)]
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pub format_flowed: Option<bool>,
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#[doc = " Set default header values for new drafts"]
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#[doc = " Default: empty"]
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#[serde(alias = "default-header-values")]
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#[serde(default)]
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pub default_header_values: Option<HashMap<String, String>>,
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}
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impl Default for ComposingSettingsOverride {
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fn default() -> Self {
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ComposingSettingsOverride {
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mailer_cmd: None,
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editor_cmd: None,
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embed: None,
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format_flowed: None,
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default_header_values: None,
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}
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}
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}
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct TagsSettingsOverride {
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#[serde(deserialize_with = "tag_color_de")]
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#[serde(default)]
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pub colors: Option<HashMap<u64, Color>>,
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#[serde(deserialize_with = "tag_set_de", alias = "ignore-tags")]
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#[serde(default)]
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pub ignore_tags: Option<HashSet<u64>>,
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}
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impl Default for TagsSettingsOverride {
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fn default() -> Self {
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TagsSettingsOverride {
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colors: None,
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ignore_tags: None,
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}
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}
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}
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct PGPSettingsOverride {
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#[doc = " auto verify signed e-mail according to RFC3156"]
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#[serde(alias = "auto-verify-signatures")]
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#[serde(default)]
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pub auto_verify_signatures: Option<bool>,
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#[doc = " always sign sent messages"]
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#[serde(alias = "auto-sign")]
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#[serde(default)]
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pub auto_sign: Option<bool>,
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#[serde(default)]
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pub key: Option<Option<String>>,
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#[doc = " gpg binary name or file location to use"]
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#[serde(alias = "gpg-binary")]
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#[serde(default)]
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pub gpg_binary: Option<Option<String>>,
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}
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impl Default for PGPSettingsOverride {
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fn default() -> Self {
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PGPSettingsOverride {
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auto_verify_signatures: None,
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auto_sign: None,
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key: None,
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gpg_binary: None,
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}
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}
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}
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