32709a56ca
Lots of changes this time. Worked around what looks like a rustfmt bug in parse_inst_operands where a large match was nested inside Ok().
47 lines
1.5 KiB
Rust
47 lines
1.5 KiB
Rust
use CommandResult;
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use utils::read_to_string;
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use filecheck::{CheckerBuilder, Checker, NO_VARIABLES};
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use std::io::{self, Read};
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pub fn run(files: Vec<String>, verbose: bool) -> CommandResult {
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if files.is_empty() {
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return Err("No check files".to_string());
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}
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let checker = read_checkfile(&files[0])?;
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if checker.is_empty() {
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return Err(format!("{}: no filecheck directives found", files[0]));
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}
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// Print out the directives under --verbose.
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if verbose {
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println!("{}", checker);
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}
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let mut buffer = String::new();
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io::stdin().read_to_string(&mut buffer).map_err(|e| format!("stdin: {}", e))?;
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if verbose {
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let (success, explain) = checker.explain(&buffer, NO_VARIABLES).map_err(|e| e.to_string())?;
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print!("{}", explain);
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if success {
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println!("OK");
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Ok(())
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} else {
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Err("Check failed".to_string())
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}
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} else if checker.check(&buffer, NO_VARIABLES).map_err(|e| e.to_string())? {
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Ok(())
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} else {
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let (_, explain) = checker.explain(&buffer, NO_VARIABLES).map_err(|e| e.to_string())?;
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print!("{}", explain);
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Err("Check failed".to_string())
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}
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}
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fn read_checkfile(filename: &str) -> Result<Checker, String> {
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let buffer = read_to_string(&filename).map_err(|e| format!("{}: {}", filename, e))?;
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let mut builder = CheckerBuilder::new();
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builder.text(&buffer).map_err(|e| format!("{}: {}", filename, e))?;
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Ok(builder.finish())
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}
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