cd8be8c0be
This PR introduces a new `crates` directory and moves all "product" crates into that folder. Part of #2059.
35 lines
940 B
Rust
35 lines
940 B
Rust
use std::fs;
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use std::fs::OpenOptions;
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use std::io::Write;
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use std::path::PathBuf;
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use anyhow::Result;
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use crate::ROOT_DIR;
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pub fn replace_readme_section(content: &str, begin_pragma: &str, end_pragma: &str) -> Result<()> {
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// Read the existing file.
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let file = PathBuf::from(ROOT_DIR).join("README.md");
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let existing = fs::read_to_string(&file)?;
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// Extract the prefix.
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let index = existing
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.find(begin_pragma)
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.expect("Unable to find begin pragma");
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let prefix = &existing[..index + begin_pragma.len()];
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// Extract the suffix.
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let index = existing
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.find(end_pragma)
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.expect("Unable to find end pragma");
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let suffix = &existing[index..];
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// Write the prefix, new contents, and suffix.
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let mut f = OpenOptions::new().write(true).truncate(true).open(&file)?;
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writeln!(f, "{prefix}")?;
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write!(f, "{content}")?;
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write!(f, "{suffix}")?;
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Ok(())
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}
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