@broofa/merge
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@broofa/merge - npm Package Compare versions
Comparing version 1.0.2 to 1.0.4
@@ -6,9 +6,9 @@ /** | ||
| function merge(before, after) { | ||
| // Identical? | ||
| // Same object | ||
| if (before === after) return before; | ||
| // Undefined or null? | ||
| // Undefined or null | ||
| if (before == null || after == null) return after; | ||
| // Different types? | ||
| // Different types | ||
| if (before.constructor !== after.constructor) return after; | ||
@@ -15,0 +15,0 @@ |
| { | ||
| "name": "@broofa/merge", | ||
| "version": "1.0.2", | ||
| "version": "1.0.4", | ||
| "description": "Merge immutable JSON data structures to allow for identity (===) comparisons on deeply-equal subtrees", | ||
| "main": "index.js", | ||
| "dependencies": { | ||
| "mocha": "^5.2.0" | ||
| }, | ||
| "dependencies": {}, | ||
| "devDependencies": { | ||
| "mocha": "^5.2.0", | ||
| "runmd": "^1.0.1" | ||
@@ -15,8 +14,7 @@ }, | ||
| "md": "runmd --watch --output=README.md src/README_js.md", | ||
| "prepare": "runmd --output=README.md src/README_js.md" | ||
| "prepare": "npm test && runmd --output=README.md src/README_js.md" | ||
| }, | ||
| "homepage": "https://github.com/broofa/BroofaJS/merge", | ||
| "repository": { | ||
| "type": "git", | ||
| "url": "https://github.com/broofa/BroofaJS" | ||
| "url": "https://github.com/broofa/BroofaJS/tree/master/merge" | ||
| }, | ||
@@ -23,0 +21,0 @@ "keywords": [ |
@@ -7,13 +7,19 @@ <!-- | ||
| Merge immutable model state (or any data structure, really), preserving references to unchanged nodes. This | ||
| allows for `===` operation to determine where state has changed. (Useful when | ||
| dealing with immutable data models such as React+Redux, where `===` is used for | ||
| exactly this purpose.) | ||
| Merge immutable model state (or any data structure, really), preserving references to unchanged nodes, such that the `===` operation can be used to determine where state has changed. (Useful when dealing with immutable data models such as React+Redux, where `===` is used for exactly this purpose.) | ||
| In practical terms, where `state = merge(before, after)` the returned `state` object has the following properties: | ||
| Specifically, given | ||
| * `assert.deepEqual(state, after)` will always be true | ||
| * `state[X] === before[X]` will be true where `deepEqual(before[X], after[X])` | ||
| * `state[X] === after[X]` will be true where `after[X]` replaces all `before[X]` state | ||
| * Two JSON data structures, `before` and `after` | ||
| * `state = merge(before, after)` | ||
| Then: | ||
| * `assert.deepEqual(state, after)` always passes | ||
| And for any path, `[X]`, to an Object or Array within `state`: | ||
| * `state[X] === before[X]` where `assert.deepEqual(before[X], state[X])` passes | ||
| * `state[X] === after[X]` where no part of `after[X]` is equal to `before[X]` | ||
| * `state[X] === (new Object/Array)` when some, but not all state w/in `[X]` has changed | ||
| ## Installation | ||
@@ -20,0 +26,0 @@ |
@@ -7,13 +7,19 @@ ```javascript --hide | ||
| Merge immutable model state (or any data structure, really), preserving references to unchanged nodes. This | ||
| allows for `===` operation to determine where state has changed. (Useful when | ||
| dealing with immutable data models such as React+Redux, where `===` is used for | ||
| exactly this purpose.) | ||
| Merge immutable model state (or any data structure, really), preserving references to unchanged nodes, such that the `===` operation can be used to determine where state has changed. (Useful when dealing with immutable data models such as React+Redux, where `===` is used for exactly this purpose.) | ||
| In practical terms, where `state = merge(before, after)` the returned `state` object has the following properties: | ||
| Specifically, given | ||
| * `assert.deepEqual(state, after)` will always be true | ||
| * `state[X] === before[X]` will be true where `deepEqual(before[X], after[X])` | ||
| * `state[X] === after[X]` will be true where `after[X]` replaces all `before[X]` state | ||
| * Two JSON data structures, `before` and `after` | ||
| * `state = merge(before, after)` | ||
| Then: | ||
| * `assert.deepEqual(state, after)` always passes | ||
| And for any path, `[X]`, to an Object or Array within `state`: | ||
| * `state[X] === before[X]` where `assert.deepEqual(before[X], state[X])` passes | ||
| * `state[X] === after[X]` where no part of `after[X]` is equal to `before[X]` | ||
| * `state[X] === (new Object/Array)` when some, but not all state w/in `[X]` has changed | ||
| ## Installation | ||
@@ -20,0 +26,0 @@ |
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Improved metrics
- Total package byte prevSize
- increased by3.6%
7229
- Dependency count
- decreased by-100%
0
- Number of lines in readme file
- increased by10.17%
65
Worsened metrics
- Dev dependency count
- increased by100%
2
Dependency changes
- Removedmocha@^5.2.0
- Removedbalanced-match@1.0.2(transitive)
- Removedbrace-expansion@1.1.11(transitive)
- Removedbrowser-stdout@1.3.1(transitive)
- Removedcommander@2.15.1(transitive)
- Removedconcat-map@0.0.1(transitive)
- Removeddebug@3.1.0(transitive)
- Removeddiff@3.5.0(transitive)
- Removedescape-string-regexp@1.0.5(transitive)
- Removedfs.realpath@1.0.0(transitive)
- Removedglob@7.1.2(transitive)
- Removedgrowl@1.10.5(transitive)
- Removedhas-flag@3.0.0(transitive)
- Removedhe@1.1.1(transitive)
- Removedinflight@1.0.6(transitive)
- Removedinherits@2.0.4(transitive)
- Removedminimatch@3.0.4(transitive)
- Removedminimist@0.0.8(transitive)
- Removedmkdirp@0.5.1(transitive)
- Removedmocha@5.2.0(transitive)
- Removedms@2.0.0(transitive)
- Removedonce@1.4.0(transitive)
- Removedpath-is-absolute@1.0.1(transitive)
- Removedsupports-color@5.4.0(transitive)
- Removedwrappy@1.0.2(transitive)