73 lines
2.7 KiB
Rust
73 lines
2.7 KiB
Rust
//! Applies structured search replace rules from the command line.
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use crate::cli::{
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load_cargo::{load_workspace_at, LoadCargoConfig},
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Result,
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};
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use ide_ssr::{MatchFinder, SsrPattern, SsrRule};
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use project_model::CargoConfig;
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pub fn apply_ssr_rules(rules: Vec<SsrRule>) -> Result<()> {
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use ide_db::base_db::SourceDatabaseExt;
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let cargo_config = CargoConfig::default();
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let load_cargo_config = LoadCargoConfig {
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load_out_dirs_from_check: true,
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with_proc_macro: true,
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prefill_caches: false,
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};
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let (host, vfs, _proc_macro) =
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load_workspace_at(&std::env::current_dir()?, &cargo_config, &load_cargo_config, &|_| {})?;
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let db = host.raw_database();
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let mut match_finder = MatchFinder::at_first_file(db)?;
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for rule in rules {
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match_finder.add_rule(rule)?;
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}
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let edits = match_finder.edits();
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for (file_id, edit) in edits {
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if let Some(path) = vfs.file_path(file_id).as_path() {
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let mut contents = db.file_text(file_id).to_string();
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edit.apply(&mut contents);
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std::fs::write(path, contents)?;
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}
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}
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Ok(())
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}
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/// Searches for `patterns`, printing debug information for any nodes whose text exactly matches
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/// `debug_snippet`. This is intended for debugging and probably isn't in it's current form useful
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/// for much else.
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pub fn search_for_patterns(patterns: Vec<SsrPattern>, debug_snippet: Option<String>) -> Result<()> {
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use ide_db::base_db::SourceDatabaseExt;
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use ide_db::symbol_index::SymbolsDatabase;
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let cargo_config = CargoConfig::default();
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let load_cargo_config = LoadCargoConfig {
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load_out_dirs_from_check: true,
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with_proc_macro: true,
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prefill_caches: false,
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};
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let (host, _vfs, _proc_macro) =
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load_workspace_at(&std::env::current_dir()?, &cargo_config, &load_cargo_config, &|_| {})?;
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let db = host.raw_database();
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let mut match_finder = MatchFinder::at_first_file(db)?;
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for pattern in patterns {
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match_finder.add_search_pattern(pattern)?;
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}
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if let Some(debug_snippet) = &debug_snippet {
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for &root in db.local_roots().iter() {
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let sr = db.source_root(root);
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for file_id in sr.iter() {
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for debug_info in match_finder.debug_where_text_equal(file_id, debug_snippet) {
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println!("{:#?}", debug_info);
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}
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}
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}
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} else {
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for m in match_finder.matches().flattened().matches {
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// We could possibly at some point do something more useful than just printing
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// the matched text. For now though, that's the easiest thing to do.
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println!("{}", m.matched_text());
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}
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}
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Ok(())
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}
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