add excluding syntax to SearchInput

Author: Rokt33r

browser/main/TopBar/index.js

@@ -95,7 +95,33 @@ class TopBar extends React.Component {
     if (search.trim().length === 0) return []
     let searchBlocks = search.split(' ')
     searchBlocks.forEach((block) => {
-      if (block.match(/^#.+/)) {
+      if (block.match(/^!#.+/)) {
+        let tag = block.match(/^!#(.+)/)[1]
+        let regExp = new RegExp(_.escapeRegExp(tag), 'i')
+        notes = notes
+          .filter((note) => {
+            if (!_.isArray(note.tags)) return false
+            return note.tags.some((_tag) => {
+              return _tag.match(regExp)
+            })
+          })
+      } else if (block.match(/^!.+/)) {
+        let block = block.match(/^!(.+)/)[1]
+        let regExp = new RegExp(_.escapeRegExp(block), 'i')
+        notes = notes.filter((note) => {
+          if (!_.isArray(note.tags) || !note.tags.some((_tag) => {
+            return _tag.match(regExp)
+          })) {
+            return true
+          }
+          if (note.type === 'SNIPPET_NOTE') {
+            return !note.description.match(regExp)
+          } else if (note.type === 'MARKDOWN_NOTE') {
+            return !note.content.match(regExp)
+          }
+          return false
+        })
+      } else if (block.match(/^#.+/)) {
         let tag = block.match(/#(.+)/)[1]
         let regExp = new RegExp(_.escapeRegExp(tag), 'i')
         notes = notes
@@ -108,6 +134,11 @@ class TopBar extends React.Component {
       } else {
         let regExp = new RegExp(_.escapeRegExp(block), 'i')
         notes = notes.filter((note) => {
+          if (_.isArray(note.tags) && note.tags.some((_tag) => {
+            return _tag.match(regExp)
+          })) {
+            return true
+          }
           if (note.type === 'SNIPPET_NOTE') {
             return note.description.match(regExp)
           } else if (note.type === 'MARKDOWN_NOTE') {