requisite/lib/utils.js

A cosmic javascript bundler.

// Generated by CoffeeScript 1.12.5
var fs, os, path;

fs = require('fs');

os = require('os');

path = require('path');

exports.formatDate = function(date) {
  if (date == null) {
    date = new Date;
  }
  return (/\d{2}:\d{2}:\d{2}/.exec(date))[0];
};

exports.graph = function(mod) {
  var depth, i, idx, len, line, lines, nextDepth, nextLine, ref, ref1, seen, walkdeps;
  seen = {};
  walkdeps = function(mod, fn, depth) {
    var k, ref, results, v;
    if (depth == null) {
      depth = 0;
    }
    if (seen[mod.requireAs]) {
      fn(mod, depth, true);
      return;
    }
    seen[mod.requireAs] = true;
    depth += 1;
    ref = mod.dependencies;
    results = [];
    for (k in ref) {
      v = ref[k];
      if ((fn(v, depth)) !== false) {
        results.push(walkdeps(v, fn, depth));
      } else {
        results.push(void 0);
      }
    }
    return results;
  };
  console.log(mod.requireAs);
  lines = [];
  walkdeps(mod, function(mod, depth, seen) {
    var line;
    if (seen) {
      lines.pop();
      return;
    }
    line = '├─' + mod.requireAs;
    if (depth > 0) {
      line = (new Array(depth * 2)).join(' ') + line;
    }
    return lines.push([line, depth]);
  });
  for (idx = i = 0, len = lines.length; i < len; idx = ++i) {
    ref = lines[idx], line = ref[0], depth = ref[1];
    if (lines[idx + 1] == null) {
      lines[idx][0] = line.replace('├─', '└─');
    } else {
      ref1 = lines[idx + 1], nextLine = ref1[0], nextDepth = ref1[1];
      if ((nextLine != null) && depth !== nextDepth) {
        lines[idx][0] = line.replace('├─', '└─');
      }
    }
  }
  return console.log(((function() {
    var j, len1, results;
    results = [];
    for (j = 0, len1 = lines.length; j < len1; j++) {
      line = lines[j];
      results.push(line[0]);
    }
    return results;
  })()).join('\n'));
};

exports.requireTry = function(pkg) {
  var err;
  try {
    return require(pkg);
  } catch (error) {
    err = error;
    console.error("Unable to require '" + pkg + "'. Try `npm install -g " + pkg + "`.");
    throw new Error("Missing compiler");
  }
};

exports.normalizePath = function(absolutePath, basePath) {
  var normalizedPath, start;
  if ((absolutePath.indexOf(basePath)) !== -1) {
    normalizedPath = absolutePath.replace(basePath, '');
  } else {
    start = absolutePath.indexOf('node_modules');
    normalizedPath = absolutePath.substring(start, absolutePath.length);
  }
  if (os.platform() === 'win32') {
    return normalizedPath.replace(/^\\+/, '');
  } else {
    return normalizedPath.replace(/^\/+/, '');
  }
};

exports.isFunction = function(fn) {
  return typeof fn === 'function';
};

exports.isString = function(s) {
  return typeof s === 'string';
};

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