Created
April 7, 2014 14:16
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Sample type tests
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| #!/usr/bin/env node | |
| var fs = require('fs'), | |
| esprima = require('esprima'), | |
| estraverse = require('estraverse'), | |
| doctrine = require('doctrine'); | |
| function analyze(node) { | |
| var comment, data, params, missing; | |
| comment = node.leadingComments[0]; | |
| if (comment.type !== 'Block') { | |
| return; | |
| } | |
| data = doctrine.parse(comment.value, {unwrap: true}); | |
| data.tags.forEach(function (tag) { | |
| if (tag.title === 'param') { | |
| node.body.body.forEach(function(_item) { | |
| if(_item.expression.type === "AssignmentExpression") { | |
| if(tag.name === _item.expression.left.name && | |
| typeof _item.expression.right.value !== tag.type.name.toLowerCase()) { | |
| console.error( | |
| "Type mismatch: " + _item.expression.left.name, | |
| "Expected " + tag.type.name.toLowerCase() + " but got " + typeof _item.expression.right.value | |
| ); | |
| } | |
| } | |
| }); | |
| } | |
| }); | |
| } | |
| function verify(node) { | |
| switch (node.type) { | |
| case esprima.Syntax.FunctionDeclaration: | |
| if (node.leadingComments.length === 1) { | |
| analyze(node); | |
| } | |
| break; | |
| default: | |
| break; | |
| } | |
| } | |
| function check(filename) { | |
| var content, tree; | |
| try { | |
| content = fs.readFileSync(filename, 'utf-8'); | |
| tree = esprima.parse(content, { attachComment: true, loc: true }); | |
| estraverse.traverse(tree, { enter: verify }); | |
| } catch (e) { | |
| console.error(e.toString()); | |
| process.exit(1); | |
| } | |
| } | |
| if (process.argv.length === 2) { | |
| console.error('Usage: missing file yo'); | |
| process.exit(1); | |
| } | |
| check(process.argv[2]); |
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| /** | |
| * Test Function | |
| * @param {String} _arg1 | |
| * @param {Boolean} _arg2 | |
| **/ | |
| function test(_arg1, _arg2) { | |
| _arg1 = false; | |
| _arg2 = "Now it's a string! Argh."; | |
| } | |
| test("a string", false, 123); |
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