kakoune: file and project symbols: support spaces in first token (example css)

uses non-breaking space as a separator and assumes that first numeric
token (starting from second one) is the line number (i.e., assumes that
the searched token does not contain space delimited number)

kakoune/.config/kak/kakrc

@@ -136,17 +136,17 @@ define-command -override git-hide-diff %{
 
 define-command -override ctags-file-symbols %{
     prompt -menu -shell-script-candidates %{
-        ctags -uo - -x "$kak_buffile" | awk '{ print $1, $2, $3 }'
+        ctags -uo - -x "$kak_buffile" | awk -f "$kak_config/scripts/filesymbols.awk"
     } 'File symbols: ' %{
-        evaluate-commands %sh{ printf '%s\n' "$kak_text" | awk '{ print "execute-keys", $3, "g", "/\\b" $1 "\\b<ret>" }' }
+        evaluate-commands %sh{ awk -f "$kak_config/scripts/filesymbolscmd.awk" # "$kak_text" }
     }
 }
 
 define-command -override ctags-project-symbols %{
     prompt -menu -shell-script-candidates %{
-        git ls-files | xargs wc | awk '$1 > 0 && $3/$1 < 1024 { print $4 }' | xargs ctags -uo - -x | awk '{ print $1, $2, $3, $4 }'
+        git ls-files | xargs wc | awk '$1 > 0 && $3/$1 < 1024 { print $4 }' | xargs ctags -uo - -x | awk -f "$kak_config/scripts/projectsymbols.awk"
     } 'Project symbols: ' %{
-        evaluate-commands %sh{ printf '%s\n' "$kak_text" | awk '{ print "edit --", $4, $3 "; execute-keys /\\b" $1 "\\b<ret>" }' }
+        evaluate-commands %sh{ awk -f "$kak_config/scripts/projectsymbolscmd.awk" # "$kak_text" }
     }
 }
 

kakoune/.config/kak/scripts/filesymbols.awk

@@ -0,0 +1,9 @@
+{
+    for (i = 3; i < NF; ++i) {
+        if ($i ~ /^[0-9]+$/) {
+            j = match($0, "[ ]+" $(i-1) "[ ]+" $i " ")
+            print substr($0, 0, j - 1) "\u00a0" $(i-1) "\u00a0" $i
+            break
+        }
+    }
+}

kakoune/.config/kak/scripts/filesymbolscmd.awk

@@ -0,0 +1,10 @@
+BEGIN {
+    n = split(ENVIRON["kak_text"], a, "\u00a0")
+    line = a[3]
+    if (n == 3 && line ~ /^[0-9]+/) {
+        pat = a[1]
+        gsub(/'/, "''", pat)
+        gsub(/\\/, "\\\\", pat)
+        print "execute-keys " line " g vv x s '/\\b\\Q" pat "\\E\\b|\\Q" pat "<ret>' <a-)>,"
+    }
+}

kakoune/.config/kak/scripts/projectsymbols.awk

@@ -0,0 +1,9 @@
+{
+    for (i = 3; i < NF; ++i) {
+        if ($i ~ /^[0-9]+$/) {
+            j = match($0, "[ ]+" $(i-1) "[ ]+" $i " ")
+            print substr($0, 0, j - 1) "\u00a0" $(i-1) "\u00a0" $i "\u00a0" $(i+1)
+            break
+        }
+    }
+}

kakoune/.config/kak/scripts/projectsymbolscmd.awk

@@ -0,0 +1,11 @@
+BEGIN {
+    n = split(ENVIRON["kak_text"], a, "\u00a0")
+    line = a[3]
+    if (n == 4 && line ~ /^[0-9]+/) {
+        pat = a[1]
+        gsub(/'/, "''", pat)
+        gsub(/\\/, "\\\\", pat)
+        print "edit --", a[4], line
+        print "execute-keys vv x s %{/\\b\\Q" pat "\\E\\b|\\Q" pat "<ret>} <a-)>,"
+    }
+}