proc-macro2 0.4.3

A stable implementation of the upcoming new `proc_macro` API. Comes with an option, off by default, to also reimplement itself in terms of the upstream unstable API.
Documentation
[package]
name = "proc-macro2"
version = "0.4.3" # remember to update html_root_url
authors = ["Alex Crichton <alex@alexcrichton.com>"]
license = "MIT/Apache-2.0"
readme = "README.md"
keywords = ["macros"]
repository = "https://github.com/alexcrichton/proc-macro2"
homepage = "https://github.com/alexcrichton/proc-macro2"
documentation = "https://docs.rs/proc-macro2"
description = """
A stable implementation of the upcoming new `proc_macro` API. Comes with an
option, off by default, to also reimplement itself in terms of the upstream
unstable API.
"""

[lib]
doctest = false

[dependencies]
unicode-xid = "0.1"

[features]
# When enabled: act as a shim around the nightly compiler's proc_macro crate.
# This requires a nightly compiler.
#
# When disabled: emulate the same API as the nightly compiler's proc_macro crate
# but in a way that works on all stable compilers >=1.15.0.
nightly = ["proc-macro"]

proc-macro = []
default = ["proc-macro"]