811696670a
Here I'm exploring a new approach to the project-wide diagnostics view that can exactly mirror the contents of cargo check. The `FragmentList` composes an arbitrary list of fragments from other buffers and presents them as if they were a single buffer.
50 lines
1.4 KiB
Rust
50 lines
1.4 KiB
Rust
use std::path::{Path, PathBuf};
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use tempdir::TempDir;
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pub fn temp_tree(tree: serde_json::Value) -> TempDir {
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let dir = TempDir::new("").unwrap();
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write_tree(dir.path(), tree);
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dir
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}
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fn write_tree(path: &Path, tree: serde_json::Value) {
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use serde_json::Value;
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use std::fs;
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if let Value::Object(map) = tree {
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for (name, contents) in map {
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let mut path = PathBuf::from(path);
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path.push(name);
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match contents {
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Value::Object(_) => {
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fs::create_dir(&path).unwrap();
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write_tree(&path, contents);
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}
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Value::Null => {
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fs::create_dir(&path).unwrap();
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}
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Value::String(contents) => {
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fs::write(&path, contents).unwrap();
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}
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_ => {
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panic!("JSON object must contain only objects, strings, or null");
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}
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}
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}
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} else {
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panic!("You must pass a JSON object to this helper")
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}
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}
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pub fn sample_text(rows: usize, cols: usize, start_char: char) -> String {
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let mut text = String::new();
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for row in 0..rows {
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let c: char = (start_char as u32 + row as u32) as u8 as char;
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let mut line = c.to_string().repeat(cols);
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if row < rows - 1 {
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line.push('\n');
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}
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text += &line;
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}
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text
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}
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