{
  "_args": [
    [
      "postcss-message-helpers@https://registry.npmjs.org/postcss-message-helpers/-/postcss-message-helpers-2.0.0.tgz",
      "/Users/nw/flint/packages/flint"
    ]
  ],
  "_from": "postcss-message-helpers@>=2.0.0 <3.0.0",
  "_id": "postcss-message-helpers@2.0.0",
  "_inCache": true,
  "_location": "/postcss-message-helpers",
  "_phantomChildren": {},
  "_requested": {
    "name": "postcss-message-helpers",
    "raw": "postcss-message-helpers@https://registry.npmjs.org/postcss-message-helpers/-/postcss-message-helpers-2.0.0.tgz",
    "rawSpec": "https://registry.npmjs.org/postcss-message-helpers/-/postcss-message-helpers-2.0.0.tgz",
    "scope": null,
    "spec": "https://registry.npmjs.org/postcss-message-helpers/-/postcss-message-helpers-2.0.0.tgz",
    "type": "remote"
  },
  "_requiredBy": [
    "/postcss-calc"
  ],
  "_resolved": "https://registry.npmjs.org/postcss-message-helpers/-/postcss-message-helpers-2.0.0.tgz",
  "_shasum": "a4f2f4fab6e4fe002f0aed000478cdf52f9ba60e",
  "_shrinkwrap": null,
  "_spec": "postcss-message-helpers@https://registry.npmjs.org/postcss-message-helpers/-/postcss-message-helpers-2.0.0.tgz",
  "_where": "/Users/nw/flint/packages/flint",
  "author": {
    "name": "Maxime Thirouin"
  },
  "bugs": {
    "url": "https://github.com/MoOx/postcss-message-helpers/issues"
  },
  "dependencies": {},
  "description": "PostCSS helpers to throw or output GNU style messages",
  "devDependencies": {
    "jscs": "^1.6.2",
    "jshint": "^2.5.6",
    "postcss": "^4.0.2",
    "tape": "^3.0.0"
  },
  "files": [
    "CHANGELOG.md",
    "LICENSE",
    "index.js"
  ],
  "homepage": "https://github.com/MoOx/postcss-message-helpers#readme",
  "keywords": [
    "css",
    "error",
    "messages",
    "postcss",
    "postcss-plugins",
    "warning"
  ],
  "license": "MIT",
  "name": "postcss-message-helpers",
  "optionalDependencies": {},
  "readme": "# postcss-message-helpers [![Build Status](https://travis-ci.org/MoOx/postcss-message-helpers.png)](https://travis-ci.org/MoOx/postcss-message-helpers)\n\n> [PostCSS](https://github.com/postcss/postcss) helpers to throw or output GNU style messages.\n\nThis modules offers you some function to throw or just output messages with [GNU style](https://www.gnu.org/prep/standards/html_node/Errors.html): `sourcefile:lineno:column: message`\n\n## Installation\n\n```console\n$ npm install postcss-message-helpers\n```\n\n```js\nvar messageHelpers = require(\"postcss-message-helpers\")\n```\n\n## Usage\n\n### `var fnValue = messageHelpers.try(fn, source)`\n\nExecute `fn` an return the value.\nIf an exception is thrown during the process, the exception will be catched, enhanced from source & re-throw.\n\n### `var sourceMessage = messageHelpers.message(message, source)`\n\nReturns a message like `sourcefile:lineno:column: message`.  \n`source` should be a postcss source object from a node.\n\n### `var source = messageHelpers.source(source)`\n\nReturns `sourcefile:lineno:column` for a given `source` postcss object.\n\n### Example\n\n```js\n// dependencies\nvar fs = require(\"fs\")\nvar postcss = require(\"postcss\")\nvar messageHelpers = require(\"postcss-message-helpers\")\n\n// css to be processed\nvar css = fs.readFileSync(\"input.css\", \"utf8\")\n\n// process css\nvar output = postcss()\n  .use(function(styles) {\n    styles.eachDecl(function transformDecl(decl) {\n      // will catch, adjust error stack, line, column & message (gnu style) then re-throw\n      messageHelpers.try(function IwillThrow() {\n        if (decl.value.indexOf(\"error(\") > -1) {\n          throw new Error(\"error detected: \" + decl.value)\n        }\n      }, decl.source)\n\n      // will output a gnu style warning\n      if (decl.value.indexOf(\"warning(\") > -1) {\n        console.warning(messageHelpers.message(\"warning: \" + decl.value, decl.source))\n      }\n    })\n  })\n  .process(css)\n  .css\n```\n\nCheckout [tests](test) for more examples.\n\n---\n\n## Contributing\n\nWork on a branch, install dev-dependencies, respect coding style & run tests before submitting a bug fix or a feature.\n\n    $ git clone https://github.com/MoOx/postcss-message-helpers.git\n    $ git checkout -b patch-1\n    $ npm install\n    $ npm test\n\n## [Changelog](CHANGELOG.md)\n\n## [License](LICENSE)\n",
  "readmeFilename": "README.md",
  "repository": {
    "type": "git",
    "url": "git+https://github.com/MoOx/postcss-message-helpers.git"
  },
  "scripts": {
    "lint": "jscs *.js **/*.js && jshint . --exclude-path .gitignore",
    "test": "npm run lint && tape test"
  },
  "version": "2.0.0"
}