feat: cast expose context.empty_lines

Author: wdavidw

lib/browser/index.js

@@ -1457,17 +1457,13 @@ var Parser = /*#__PURE__*/function (_Transform) {
     value: function __context() {
       var columns = this.options.columns;
       var isColumns = Array.isArray(columns);
-      return {
+      return _objectSpread(_objectSpread({}, this.info), {
         column: isColumns === true ? columns.length > this.state.record.length ? columns[this.state.record.length].name : null : this.state.record.length,
-        empty_lines: this.info.empty_lines,
         error: this.state.error,
         header: columns === true,
-        index: this.state.record.length,
-        invalid_field_length: this.info.invalid_field_length,
         quoting: this.state.wasQuoting,
-        lines: this.info.lines,
-        records: this.info.records
-      };
+        index: this.state.record.length
+      });
     }
   }]);
 

lib/browser/sync.js

@@ -1457,17 +1457,13 @@ var Parser = /*#__PURE__*/function (_Transform) {
     value: function __context() {
       var columns = this.options.columns;
       var isColumns = Array.isArray(columns);
-      return {
+      return _objectSpread(_objectSpread({}, this.info), {
         column: isColumns === true ? columns.length > this.state.record.length ? columns[this.state.record.length].name : null : this.state.record.length,
-        empty_lines: this.info.empty_lines,
         error: this.state.error,
         header: columns === true,
-        index: this.state.record.length,
-        invalid_field_length: this.info.invalid_field_length,
         quoting: this.state.wasQuoting,
-        lines: this.info.lines,
-        records: this.info.records
-      };
+        index: this.state.record.length
+      });
     }
   }]);
 

lib/es5/index.js

@@ -1349,17 +1349,13 @@ var Parser = /*#__PURE__*/function (_Transform) {
     value: function __context() {
       var columns = this.options.columns;
       var isColumns = Array.isArray(columns);
-      return {
+      return _objectSpread(_objectSpread({}, this.info), {
         column: isColumns === true ? columns.length > this.state.record.length ? columns[this.state.record.length].name : null : this.state.record.length,
-        empty_lines: this.info.empty_lines,
         error: this.state.error,
         header: columns === true,
-        index: this.state.record.length,
-        invalid_field_length: this.info.invalid_field_length,
         quoting: this.state.wasQuoting,
-        lines: this.info.lines,
-        records: this.info.records
-      };
+        index: this.state.record.length
+      });
     }
   }]);
 

lib/index.js

@@ -1112,20 +1112,19 @@ class Parser extends Transform {
     const {columns} = this.options
     const isColumns = Array.isArray(columns)
     return {
-      column: isColumns === true ?
-        ( columns.length > this.state.record.length ?
-          columns[this.state.record.length].name :
-          null
-        ) :
-        this.state.record.length,
-      empty_lines: this.info.empty_lines,
-      error: this.state.error,
-      header: columns === true,
-      index: this.state.record.length,
-      invalid_field_length: this.info.invalid_field_length,
-      quoting: this.state.wasQuoting,
-      lines: this.info.lines,
-      records: this.info.records
+      ...this.info,
+      ...{
+        column: isColumns === true ?
+          ( columns.length > this.state.record.length ?
+            columns[this.state.record.length].name :
+            null
+          ) :
+          this.state.record.length,
+        error: this.state.error,
+        header: columns === true,
+        quoting: this.state.wasQuoting,
+        index: this.state.record.length,
+      }
     }
   }
 }

samples/option.info.js

@@ -0,0 +1,18 @@
+
+const parse = require('../lib/sync')
+const assert = require('assert')
+
+const data = "a,b,c"
+const records = parse(data, {
+  info: true
+})
+assert.deepStrictEqual(records, [{
+  info: {
+    comment_lines: 0,
+    empty_lines: 0,
+    invalid_field_length: 0,
+    lines: 1,
+    records: 0
+  },
+  record: [ 'a', 'b', 'c' ]
+}])

test/option.cast.coffee

@@ -56,17 +56,17 @@ describe 'Option `cast`', ->
 
   describe 'function', ->
 
-    it.only 'custom function', (next) ->
+    it 'custom function', (next) ->
       parse """
       hello
       """,
         cast: (value, context) ->
-          Object.keys context
+          Object.keys(context).sort()
       , (err, records) ->
         records.should.eql [
           [[
-            'column', 'empty_lines', 'error', 'header', 'index'
-            'invalid_field_length', 'quoting', 'lines', 'records'
+            'column', 'comment_lines', 'empty_lines', 'error', 'header',
+            'index', 'invalid_field_length', 'lines', 'quoting', 'records'
           ]]
         ] unless err
         next err
@@ -83,12 +83,14 @@ describe 'Option `cast`', ->
       , (err, records) ->
         records.should.eql [
           [ '2000-01-01T05:00:00.000Z', {
-            column: 1, empty_lines: 0, error: undefined, header: false, index: 1,
-            invalid_field_length: 0, lines: 1, quoting: false, records: 0
+            column: 1, comment_lines: 0, empty_lines: 0, error: undefined,
+            header: false, index: 1, invalid_field_length: 0, lines: 1,
+            quoting: false, records: 0
           } ]
           [ '2050-11-27T05:00:00.000Z', {
-            column: 1, empty_lines: 0, error: undefined, header: false, index: 1,
-            invalid_field_length: 0, lines: 2, quoting: false, records: 1
+            column: 1, comment_lines: 0, empty_lines: 0, error: undefined,
+            header: false, index: 1, invalid_field_length: 0, lines: 2,
+            quoting: false, records: 1
           } ]
         ] unless err
         next err

test/option.on_record.coffee

@@ -49,3 +49,14 @@ describe 'Option `on_record`', ->
     , (err, records) ->
       err.message.should.eql 'Error thrown on line 2'
       next()
+
+describe 'context', ->
+  
+  it 'properties', (next) ->
+    parse "a,b\nc,d",
+      on_record: (record, context) ->
+        context
+      skip_lines_with_error: true
+    , (err, records) ->
+      console.log records
+      next()