1 files changed, 69 insertions, 0 deletions
diff --git a/share/completions/rustc.fish b/share/completions/rustc.fish
new file mode 100644
index 00000000..d5caa03c
--- /dev/null
+++ b/share/completions/rustc.fish
@@ -0,0 +1,69 @@
+# Tab completion for rustc (https://github.com/rust-lang/rust).
+# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
+complete -e -c rustc
+
+complete -c rustc -s h -l help 
+
+complete -c rustc -x -l cfg
+complete -c rustc -r -s L -a 'dylib= static= framework='
+complete -c rustc -x -s l -a 'dylib= static= framework='
+complete -c rustc -x -l crate-type -a 'bin lib rlib dylib staticlib'
+complete -c rustc -r -l crate-name
+complete -c rustc -x -l emit -a 'asm llvm-bc llvm-ir obj link dep-info'
+complete -c rustc -x -l print -a 'crate-name file-names sysroot'
+complete -c rustc -s g
+complete -c rustc -s O
+complete -c rustc -r -l out-dir
+complete -c rustc -x -l explain
+complete -c rustc -l test
+complete -c rustc -l target
+complete -c rustc -x -l cap-lints
+complete -c rustc -s V -l version -d 'Print version info and exit'
+complete -c rustc -s v -l verbose -d 'Use verbose output'
+complete -c rustc -f -l extern
+complete -c rustc -f -l sysroot
+complete -c rustc -x -l color -a 'auto always never'
+
+set -l rust_docs (rustc -C help \
+    | string replace -r -i '(\s+)-C(.+)(\s+)--(\s+)([^\n]+)' '$2 $5' \
+    | string trim \
+    | string match -r '^.*[^:]$')
+
+for line in $rust_docs
+    set docs (string split -m 1 ' ' $line)
+    set flag (string replace -r '^([a-z\-]+\=|[a-z\-]+)(.*)' '$1' \
+                                $docs[1])
+    complete -c rustc -x -s C -l codegen -a "$flag" -d "$docs[2]"
+end
+
+set -l rust_docs (rustc -Z help \
+    | string replace -r -i '(\s+)-Z(.+)--(\s+)([^\n]+)' '$2 $4' \
+    | string trim \
+    | string match -r '^.*[^:]$')
+
+for line in $rust_docs
+    set docs (string split -m 1 ' ' $line)
+    set flag (string replace -r '^([a-z\-]+\=|[a-z\-]+)(.*)' '$1' \
+                                   $docs[1])
+    complete -c rustc -x -s Z -a "$flag" -d "$docs[2]"
+end
+
+set -l rust_docs (rustc -W help  \
+    | egrep \
+        '(\s+)(.+)(\s+)(allow|warn|deny|forbid)(\s+){2}([^\n]+)' \
+    | string replace -r -i \
+        '(\s+)(.+)(\s+)(allow|warn|deny|forbid)(\s+){2}([^\n]+)' '$2 $6' \
+    | string match -r '^.*[^:]$' \
+    | egrep -v '^(allow|warn|deny|forbid)$' \
+    | egrep -v '^([a-z\-]+)(\s+)(allow|warn|deny|forbid)')
+
+for line in $rust_docs
+    set docs (string split -m 1 ' ' $line)
+    complete -c rustc -x -s W -l warn -a "$docs[1]" -d "$docs[2]"
+    complete -c rustc -x -s A -l allow -a "$docs[1]" -d "$docs[2]"
+    complete -c rustc -x -s D -l deny -a "$docs[1]" -d "$docs[2]"
+    complete -c rustc -x -s F -l forbid -a "$docs[1]" -d "$docs[2]"
+end
+
+set -e rust_codegen
+