Added typst completion script. (#494)

custom-completions/typst/typst-completions.nu

@@ -0,0 +1,65 @@
+# A typst custom completion module.
+
+def verbosity [] {
+  [
+    {value:0, description:"none"}
+    {value:1, description:"warning & error"}
+    {value:2, description:"info"} 
+    {value:3, description:"debug"}
+    {value:4, description:"trace"}
+  ]
+}
+
+def commands [] {
+  [
+    "compile"
+    "watch"
+    "fonts"
+    "help"
+  ]
+}
+
+# typst creates PDF files from .typ files
+export extern "typst" [
+  command?: string@commands
+  --font-path: path                   # Add additional directories to search for fonts [env: TYPST_FONT_PATHS=]
+  --root: path                        # Configure the root for absolute paths [env: TYPST_ROOT=]
+  --verbosity(-v): number@"verbosity" # Sets the level of verbosity: 0 = none, 1 = warning & error, 2 = info, 3 = debug, 4 = trace
+  --help(-h)                          # Print help
+  --version(-V)                       # Print version
+]
+
+# Compiles the input file into a PDF file [aliases: c]
+export extern "typst compile" [
+  input: path                         # Path to the input file
+  output?: path                       # Path to the output file
+  --open                              # Opens the output file after compilation using the default PDF viewer
+  --flamegraph?: path                 # Produces a flamegraph of the compilation process and saves it to the given file or to `flamegraph.svg` in the current working directory
+  --help(-h)                          # Print help
+]
+
+# Watches the input file and recompiles on changes [aliases: w]
+export extern "typst watch" [
+  input: path                         # Path to the input file
+  output?: path                       # Path to the output file
+  --open                              # Opens the output file after compilation using the default PDF viewer
+  --flamegraph?: path                 # Produces a flamegraph of the compilation process and saves it to the given file or to `flamegraph.svg` in the current working directory
+  --help(-h)                          # Print help
+]
+
+# List all discovered fonts in system and custom font paths
+export extern "typst fonts" [
+  --variants                          # Also list style variants of each font family
+  --help(-h)                          # Print help
+]
+
+# Print this message or the help of the given subcommand(s)
+export extern "typst help" [
+  command?: string@commands           # Command to print help for           
+]
+
+# Command completion aliases.
+alias "typst c" = typst compile
+alias "typst w" = typst watch
+
+