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Consolidate pretty printing structs

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This commit is contained in:
ConnorSkees 2020-01-05 12:35:37 -05:00
parent 05d67e404d
commit 3722ca98a0
1 changed files with 14 additions and 19 deletions
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33
src/format.rs
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@ -2,10 +2,6 @@ use std::io::{self, Write};
use crate::{RuleSet, Stmt, Style, StyleSheet};
/// Pretty print SCSS
///
/// The result should be an exact copy of the SCSS input
/// Empty rules are included
pub(crate) struct PrettyPrinter<W: Write> {
buf: W,
scope: usize,
@ -16,6 +12,8 @@ impl<W: Write> PrettyPrinter<W> {
PrettyPrinter { buf, scope: 0 }
}
/// Pretty print `crate::Stmt`
/// Throws away super selectors
fn pretty_print_stmt(&mut self, stmt: &Stmt) -> io::Result<()> {
let padding = vec![' '; self.scope * 2].iter().collect::<String>();
match stmt {
@ -47,26 +45,20 @@ impl<W: Write> PrettyPrinter<W> {
Ok(())
}
pub(crate) fn pretty_print(&mut self, s: &StyleSheet) -> io::Result<()> {
/// Pretty print SCSS
///
/// The result should be an exact copy of the SCSS input
/// Empty rules are included
pub fn pretty_print(&mut self, s: &StyleSheet) -> io::Result<()> {
for rule in &s.rules {
self.pretty_print_stmt(rule)?;
}
Ok(())
}
}
/// Used solely in debugging to ensure that selectors aren't the issue
pub(crate) struct CssPrettyPrinter<W: Write> {
buf: W,
scope: usize,
}
impl<W: Write> CssPrettyPrinter<W> {
pub(crate) fn new(buf: W) -> Self {
CssPrettyPrinter { buf, scope: 0 }
}
fn pretty_print_stmt(&mut self, stmt: &Stmt) -> io::Result<()> {
/// Pretty print `crate::Stmt`
/// Keeps super selectors
fn pretty_print_stmt_preserve_super_selectors(&mut self, stmt: &Stmt) -> io::Result<()> {
let padding = vec![' '; self.scope * 2].iter().collect::<String>();
match stmt {
Stmt::RuleSet(RuleSet {
@ -104,7 +96,10 @@ impl<W: Write> CssPrettyPrinter<W> {
Ok(())
}
pub(crate) fn pretty_print(&mut self, s: &StyleSheet) -> io::Result<()> {
/// Pretty print a special form of SCSS that shows what the full selectors are for children
/// Meant for debugging
/// Empty rules are included
pub(crate) fn pretty_print_preserve_super_selectors(&mut self, s: &StyleSheet) -> io::Result<()> {
for rule in &s.rules {
self.pretty_print_stmt(rule)?;
}