traxys/tree-sitter
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fix(wasm): fix alias map size computation

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This fixes a crash where parsing with certain languages can lead to a crash due to how the alias map was allocated and laid out in wasm memory
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Nia 2025-09-19 00:34:27 +02:00 • committed by GitHub
parent f222db57ce
commit f09dc3cf46
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GPG key ID: B5690EEEBB952194
7 changed files with 80 additions and 26 deletions
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11
crates/cli/src/main.rs
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@ -19,7 +19,7 @@ use tree_sitter_cli::{
LOG_GRAPH_ENABLED, START_SEED,
},
highlight::{self, HighlightOptions},
init::{generate_grammar_files, get_root_path, JsonConfigOpts},
init::{generate_grammar_files, JsonConfigOpts},
input::{get_input, get_tmp_source_file, CliInput},
logger,
parse::{self, ParseDebugType, ParseFileOptions, ParseOutput, ParseTheme},
@ -895,14 +895,7 @@ impl Build {
if self.wasm {
let output_path = self.output.map(|path| current_dir.join(path));
let root_path = get_root_path(&grammar_path.join("tree-sitter.json"))?;
wasm::compile_language_to_wasm(
&loader,
Some(&root_path),
&grammar_path,
current_dir,
output_path,
)?;
wasm::compile_language_to_wasm(&loader, &grammar_path, current_dir, output_path)?;
} else {
let output_path = if let Some(ref path) = self.output {
let path = Path::new(path);