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Parse platform headers

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This commit is contained in:
Richard Feldman 2020-10-17 16:28:36 -04:00
parent a31ed6943f
commit dfa61b4c18
7 changed files with 240 additions and 23 deletions
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17
compiler/fmt/src/module.rs
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@ -1,6 +1,8 @@
use crate::spaces::{fmt_spaces, INDENT};
use bumpalo::collections::{String, Vec};
use roc_parse::ast::{AppHeader, ExposesEntry, ImportsEntry, InterfaceHeader, Module};
use roc_parse::ast::{
AppHeader, ExposesEntry, ImportsEntry, InterfaceHeader, Module, PlatformHeader,
};
use roc_region::all::Located;
pub fn fmt_module<'a>(buf: &mut String<'a>, module: &'a Module<'a>) {
@ -11,6 +13,9 @@ pub fn fmt_module<'a>(buf: &mut String<'a>, module: &'a Module<'a>) {
Module::App { header } => {
fmt_app_header(buf, header);
}
Module::Platform { header } => {
fmt_platform_header(buf, header);
}
}
}
@ -20,10 +25,10 @@ pub fn fmt_interface_header<'a>(buf: &mut String<'a>, header: &'a InterfaceHeade
buf.push_str("interface");
// module name
if header.after_interface.is_empty() {
if header.after_interface_keyword.is_empty() {
buf.push(' ');
} else {
fmt_spaces(buf, header.after_interface.iter(), indent);
fmt_spaces(buf, header.after_interface_keyword.iter(), indent);
}
buf.push_str(header.name.value.as_str());
@ -69,11 +74,17 @@ pub fn fmt_app_header<'a>(buf: &mut String<'a>, header: &'a AppHeader<'a>) {
buf.push_str("app");
// imports
buf.push_str("imports");
fmt_spaces(buf, header.before_imports.iter(), indent);
fmt_imports(buf, &header.imports, indent);
fmt_spaces(buf, header.after_imports.iter(), indent);
}
pub fn fmt_platform_header<'a>(_buf: &mut String<'a>, _header: &'a PlatformHeader<'a>) {
todo!("TODO fmt platform header");
}
fn fmt_imports<'a>(
buf: &mut String<'a>,
loc_entries: &'a Vec<'a, Located<ImportsEntry<'a>>>,