cargo-watch-macro-expand-one-test.fish

#!/usr/bin/env fish

# https://stackoverflow.com/a/47743269/2085356
if test -z "$argv"
    echo "Usage: "(set_color -o -u)"cargo-macro.fish "(set_color normal) \
        (set_color yellow)"<test-name-fragment>" \
        (set_color normal)
    exit 1
end

# 1. Make sure to install cargo-watch via `cargo install cargo-watch`.
# More info about cargo-watch: https://crates.io/crates/cargo-watch

# 2. Make sure to install cargo-limit via `cargo install cargo-limit`.
# More info about carg-limit: https://crates.io/crates/cargo-limit

# More info about cargo test: https://doc.rust-lang.org/book/ch11-02-running-tests.html
# 2 sets of options:
# 1. cargo test --help      => these go to the cargo test command
# 2. cargo test -- --help   => these go to the binary that is being tested

# More info about disabling cargo warnings:
# https://users.rust-lang.org/t/suppress-warnings-from-the-cargo-command/10536/2?u=nazmulidris

# cargo watch -x check -x "ltest $argv --color always -q --message-format short  -- --nocapture" -c -q
# RUST_BACKTRACE=1 cargo watch -x "expand --test $argv" -c -q

# The following gets rid of warnings BUT will recompile everything all the time.
RUST_BACKTRACE=1 RUSTFLAGS=-Awarnings cargo watch -x "expand --test $argv" -c -q