Add version.sh script to make version number from Git info

.cargo/config.toml

@@ -0,0 +1,5 @@
+# putting default env var value here so that `cargo check` doesn't underline calls to `std::env!` as errors:
+# https://github.com/rust-lang/rust-analyzer/issues/13751
+
+[env]
+DEVINITVERS = "latest"

.editorconfig

@@ -7,3 +7,6 @@ end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
+
+[Makefile]
+indent_style = tab

Cargo.toml

@@ -1,5 +1,6 @@
 [package]
 name = "devinit"
+description = "Quickly initialise files and folders with preconfigured boilerplate templates"
 
 edition = "2018"
 

Makefile

@@ -1,8 +1,7 @@
 BUILD_DIR := build
 SRC_DIR := .
 
-# PROJECT_VERS := $(shell "$(SRC_DIR)/util/version.sh" --short)
-# PROJECT_VERS_LONG := $(shell "$(SRC_DIR)/util/version.sh" --long)
+PROJECT_VERS := $(shell "$(SRC_DIR)/util/version.sh" --short)
 
 CARGO := cargo
 CARGOCHAN := +nightly
@@ -41,12 +40,12 @@ all: devinit
 $(BUILD_DIR):
 	mkdir -p $(BUILD_DIR)
 
-
 #
 # Compile the devinit executable
 #
 
 devinit: $(CARGO_TOML) | validate_cargo
+	DEVINITVERS=$(PROJECT_VERS) \
 	$(CARGO) $(CARGOCHAN) build $(CARGOFLAGS) --manifest-path=$(CARGO_TOML) --target-dir=$(BUILD_DIR)/_$@ --out-dir=$(BUILD_DIR)
 
 

src/cli.rs

@@ -8,7 +8,7 @@
 use clap::{Args, Parser, Subcommand};
 
 #[derive(Parser, Debug)]
-#[command(about, long_about = None)]
+#[command(version = env!("DEVINITVERS"), about, long_about = None)]
 pub struct Cli {
     #[command(subcommand)]
     pub subcommand: CommandVariant,
@@ -22,25 +22,28 @@ pub enum CommandVariant {
     Project(ProjectArgs),
 }
 
-/// Compile TeX input into PDF output
+/// Initialise a file with a specified template profile
 #[derive(Args, Debug)]
 pub struct FileArgs {
+    /// Path to output file (will be created if necessary)
+    pub file: String,
+
     #[command(flatten)]
     pub com: CommonArgGroup,
 }
 
-/// Persistently watch folder or file for changes and recompile
+/// Initialise a new folder with a specified project template profile
 #[derive(Args, Debug)]
 pub struct ProjectArgs {
+    /// Path to output directory (will be created if necessary)
+    pub folder: String,
+
     #[command(flatten)]
     pub com: CommonArgGroup,
 }
 
 #[derive(Args, Debug)]
 pub struct CommonArgGroup {
-    /// Path to output location
-    pub output: String,
-
     /// Print verbose output
     #[arg(short, long, action)]
     pub verbose: bool,

util/version.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+
+function getverslong {
+    echo "$($GIT describe --abbrev=4 --always --tags --dirty 2>/dev/null)"
+}
+function getversshort {
+    s="$($GIT describe --abbrev=4 --always --tags --dirty 2>/dev/null)"
+    echo "${s%-g*}"
+}
+
+GIT="$(command -v git)"
+
+OUT=
+NO_V=
+
+for arg in "$@"; do
+    case "$arg" in
+        --long)
+            OUT="$(getverslong)"
+            ;;
+        --short)
+            OUT="$(getversshort)"
+            if [ "$?" != 0 ]; then
+                OUT="v0.0.0"
+            fi
+            ;;
+        --no-v)
+            NO_V=true
+            ;;
+    esac
+done
+
+if [ ! -n "$OUT" ]; then
+    OUT="$(getverslong)"
+fi
+
+if [ -n "$NO_V" ]; then
+    OUT="${OUT/v}"
+fi
+
+echo $OUT