Merge pull request #123 from jgonggrijp/null-interpolation

Specify how to interpolate null (#101)

Author: Danappelxx

specs/interpolation.json

@@ -100,6 +100,33 @@
       "template": "\"{{&power}} jiggawatts!\"",
       "expected": "\"1.21 jiggawatts!\""
     },
+    {
+      "name": "Basic Null Interpolation",
+      "desc": "Nulls should interpolate as the empty string.",
+      "data": {
+        "cannot": null
+      },
+      "template": "I ({{cannot}}) be seen!",
+      "expected": "I () be seen!"
+    },
+    {
+      "name": "Triple Mustache Null Interpolation",
+      "desc": "Nulls should interpolate as the empty string.",
+      "data": {
+        "cannot": null
+      },
+      "template": "I ({{{cannot}}}) be seen!",
+      "expected": "I () be seen!"
+    },
+    {
+      "name": "Ampersand Null Interpolation",
+      "desc": "Nulls should interpolate as the empty string.",
+      "data": {
+        "cannot": null
+      },
+      "template": "I ({{&cannot}}) be seen!",
+      "expected": "I () be seen!"
+    },
     {
       "name": "Basic Context Miss Interpolation",
       "desc": "Failed context lookups should default to empty strings.",

specs/interpolation.yml

@@ -101,6 +101,24 @@ tests:
     template: '"{{&power}} jiggawatts!"'
     expected: '"1.21 jiggawatts!"'
 
+  - name: Basic Null Interpolation
+    desc: Nulls should interpolate as the empty string.
+    data: { cannot: null }
+    template: "I ({{cannot}}) be seen!"
+    expected: "I () be seen!"
+
+  - name: Triple Mustache Null Interpolation
+    desc: Nulls should interpolate as the empty string.
+    data: { cannot: null }
+    template: "I ({{{cannot}}}) be seen!"
+    expected: "I () be seen!"
+
+  - name: Ampersand Null Interpolation
+    desc: Nulls should interpolate as the empty string.
+    data: { cannot: null }
+    template: "I ({{&cannot}}) be seen!"
+    expected: "I () be seen!"
+
   # Context Misses
 
   - name: Basic Context Miss Interpolation

specs/inverted.json

@@ -20,6 +20,15 @@
       "template": "\"{{^boolean}}This should not be rendered.{{/boolean}}\"",
       "expected": "\"\""
     },
+    {
+      "name": "Null is falsey",
+      "desc": "Null is falsey.",
+      "data": {
+        "null": null
+      },
+      "template": "\"{{^null}}This should be rendered.{{/null}}\"",
+      "expected": "\"This should be rendered.\""
+    },
     {
       "name": "Context",
       "desc": "Objects and hashes should behave like truthy values.",

specs/inverted.yml

@@ -46,6 +46,12 @@ tests:
     template: '"{{^boolean}}This should not be rendered.{{/boolean}}"'
     expected: '""'
 
+  - name: Null is falsey
+    desc: Null is falsey.
+    data: { "null": null }
+    template: '"{{^null}}This should be rendered.{{/null}}"'
+    expected: '"This should be rendered."'
+
   - name: Context
     desc: Objects and hashes should behave like truthy values.
     data: { context: { name: 'Joe' } }

specs/sections.json

@@ -20,6 +20,15 @@
       "template": "\"{{#boolean}}This should not be rendered.{{/boolean}}\"",
       "expected": "\"\""
     },
+    {
+      "name": "Null is falsey",
+      "desc": "Null is falsey.",
+      "data": {
+        "null": null
+      },
+      "template": "\"{{#null}}This should not be rendered.{{/null}}\"",
+      "expected": "\"\""
+    },
     {
       "name": "Context",
       "desc": "Objects and hashes should be pushed onto the context stack.",

specs/sections.yml

@@ -47,6 +47,12 @@ tests:
     template: '"{{#boolean}}This should not be rendered.{{/boolean}}"'
     expected: '""'
 
+  - name: Null is falsey
+    desc: Null is falsey.
+    data: { "null": null }
+    template: '"{{#null}}This should not be rendered.{{/null}}"'
+    expected: '""'
+
   - name: Context
     desc: Objects and hashes should be pushed onto the context stack.
     data: { context: { name: 'Joe' } }