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24 lines
706 B
JavaScript
24 lines
706 B
JavaScript
#!/usr/bin/node
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const fs = require('fs');
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const esprima = require('esprima');
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const file = process.argv[2];
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const code = fs.readFileSync(file).toString();
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const res = esprima.parseScript(code, { tolerant: true });
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if (res.errors.length != 0) {
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const split = code.split('\n');
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for (const error of res.errors) {
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console.error(split[error.lineNumber - 1]);
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for (let i = 1; i < error.column; i++) {
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process.stderr.write(' ');
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}
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console.error('^');
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console.error(`${error.toString()}
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at (${file}:${error.lineNumber}:${error.column})`);
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console.error('--------------------------------------------------------------------------');
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}
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process.exit(1);
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}
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process.exit(0);
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