Merge pull request #296 from slapresta/all-any

Added `all` and `any` builtins

builtin.c

@@ -680,6 +680,8 @@ static const char* const jq_builtins[] = {
   "def rindex(i): .[i][-1:][0];",
   "def paths: path(recurse(if (type|. == \"array\" or . == \"object\") then .[] else empty end))|select(length > 0);",
   "def leaf_paths: . as $dot|paths|select(. as $p|$dot|getpath($p)|type|. != \"array\" and . != \"object\");",
+  "def any: reduce .[] as $i (false; . or $i);",
+  "def all: reduce .[] as $i (true; . and $i);",
 };
 
 

docs/content/3.manual/manual.yml

@@ -690,6 +690,46 @@ sections:
             input: '[]'
             output: ["null"]
 
+      - title: `any`
+      body: |
+      
+        The filter `any` takes as input an array of boolean values,
+        and produces `true` as output if any of the the elements of
+        the array is `true`.
+      
+        If the input is an empty array, `any` returns `false`.
+      
+      examples:
+        - program: any
+          input: '[true, false]'
+          output: ["true"]
+        - program: any
+          input: '[false, false]'
+          output: ["false"]
+        - program: any
+          input: '[]'
+          output: ["false"]
+
+      - title: `all`
+      body: |
+      
+        The filter `all` takes as input an array of boolean values,
+        and produces `true` as output if all of the the elements of
+        the array are `true`.
+      
+        If the input is an empty array, `all` returns `true`.
+      
+      examples:
+        - program: all
+          input: '[true, false]'
+          output: ["false"]
+        - program: all
+          input: '[true, true]'
+          output: ["true"]
+        - program: all
+          input: '[]'
+          output: ["true"]
+
       - title: `range`
         body: |