feat(exact): checking exact versions works

bin/exact-semver.js

@@ -1,15 +1,25 @@
 #!/usr/bin/env node
 
 var exists = require('fs').existsSync;
+var load = require('fs').readFileSync;
+var save = require('fs').writeFileSync;
 var join = require('path').join;
 var pkgFilename = join(process.cwd(), 'package.json');
 
-function checkPackageExists() {
+function verifyPackageExists() {
   if (!exists(pkgFilename)) {
     /* eslint no-console:0 */
     console.error('WARNING: cannot find package.json in the current folder');
     process.exit(-1);
   }
 }
 
-checkPackageExists();
+verifyPackageExists();
+
+var pkg = JSON.parse(load(pkgFilename));
+var makeExact = require('../src/make-exact');
+var needSaving = makeExact(pkg);
+if (needSaving) {
+  save(pkgFilename, JSON.stringify(pkg, null, 2) + '\n');
+  console.log('saved exact semver numbers in %s', pkgFilename);
+}

package.json

@@ -4,9 +4,11 @@
   "main": "index.js",
   "version": "0.0.0-semantic-release",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
-    "lint": "eslint bin/*.js",
-    "semantic-release": "semantic-release pre && npm publish && semantic-release post"
+    "test": "mocha src/*-spec.js",
+    "watch": "mocha src/*-spec.js --watch",
+    "lint": "eslint bin/*.js src/*.js",
+    "semantic-release": "semantic-release pre && npm publish && semantic-release post",
+    "commit": "commit-wizard"
   },
   "repository": {
     "type": "git",
@@ -28,6 +30,24 @@
   "homepage": "https://github.com/bahmutov/exact-semver#readme",
   "devDependencies": {
     "eslint": "1.9.0",
+    "lazy-ass": "1.0.0",
+    "mocha": "2.3.4",
+    "pre-git": "1.2.11",
     "semantic-release": "^4.3.5"
+  },
+  "config": {
+    "pre-git": {
+      "commit-msg": "validate-commit-msg",
+      "pre-commit": [],
+      "pre-push": [],
+      "post-commit": [],
+      "post-merge": []
+    }
+  },
+  "czConfig": {
+    "path": "node_modules/cz-conventional-changelog"
+  },
+  "dependencies": {
+    "check-more-types": "2.1.2"
   }
 }

src/is-strict-semver-spec.js

@@ -0,0 +1,37 @@
+var la = require('lazy-ass');
+var check = require('check-more-types');
+
+describe('is-strict-semver', function () {
+  var isStrictSemver = require('./is-strict-semver');
+
+  it('is a function', function () {
+    la(check.fn(isStrictSemver));
+  });
+
+  it('passes strict versions', function () {
+    la(isStrictSemver('0.1.0'));
+    la(isStrictSemver('1.1.0'));
+    la(isStrictSemver('1.1.20'));
+    la(isStrictSemver('10.1.0'));
+  });
+
+  it('fails fuzzy chars', function () {
+    la(!isStrictSemver('~0.1.0'), '~');
+    la(!isStrictSemver('^0.1.0'), '^');
+  });
+
+  it('fails wildcards', function () {
+    la(!isStrictSemver('0.1.*'), '* patch');
+    la(!isStrictSemver('0.*.0'), '* minor');
+    la(!isStrictSemver('*.1.2'), '* major');
+  });
+
+  it('fails on missing numbers', function () {
+    la(!isStrictSemver('1'), 'major only');
+    la(!isStrictSemver('1.0'), 'minor');
+  });
+
+  it('fails on tags', function () {
+    la(!isStrictSemver('1.0.0-foo'));
+  });
+});

src/is-strict-semver.js

@@ -0,0 +1,8 @@
+function isStrictSemver(version) {
+  // TODO use check-more-types when available
+  // https://github.com/kensho/check-more-types/issues/31
+  var pattern = /^[0-9]+\.[0-9]+\.[0-9]+$/;
+  return pattern.test(version);
+}
+
+module.exports = isStrictSemver;

src/make-exact-spec.js

@@ -0,0 +1,32 @@
+var la = require('lazy-ass');
+var check = require('check-more-types');
+
+describe('make exact', function () {
+  var makeExact = require('./make-exact');
+
+  it('is a function', function () {
+    la(check.fn(makeExact));
+  });
+
+  it('returns false if there are no dependencies', function () {
+    var needSaving = makeExact({});
+    la(!needSaving);
+  });
+
+  it('returns false if empty dependencies', function () {
+    var needSaving = makeExact({
+      dependencies: {}
+    });
+    la(!needSaving);
+  });
+
+  it('returns false is exact semver', function () {
+    var needSaving = makeExact({
+      dependencies: {
+        foo: '1.0.2',
+        bar: '2.0.1'
+      }
+    });
+    la(!needSaving);
+  });
+});

src/make-exact.js

@@ -0,0 +1,17 @@
+var isStrictSemver = require('./is-strict-semver');
+
+function makeExact(pkg) {
+  var needSaving;
+  if (pkg.dependencies) {
+    Object.keys(pkg.dependencies).forEach(function (name) {
+      var version = pkg.dependencies[name];
+      if (!isStrictSemver(version)) {
+        version = toExact(version);
+        pkg.dependencies[name] = version;
+        needSaving = true;
+      }
+    });
+  }
+}
+
+module.exports = makeExact;