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refactor: change buffer to Option<Vec<u8>> and drop it after binary detection

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Co-authored-by: aider (openai/andrew/openrouter/qwen/qwen3-coder) <aider@aider.chat>
This commit is contained in:
Andrew Phillips
2025-08-26 19:40:23 -03:00
parent e2bef42a55
commit 0ad8f3ccfa
1 changed files with 93 additions and 81 deletions
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32
src/meta_plugin/text.rs
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@@ -4,7 +4,7 @@ use crate::meta_plugin::{MetaPlugin, MetaPluginResponse};
#[derive(Debug, Clone, Default)]
pub struct TextMetaPlugin {
buffer: Vec<u8>,
buffer: Option<Vec<u8>>,
max_buffer_size: usize,
is_finalized: bool,
word_count: usize,
@@ -37,7 +37,7 @@ impl TextMetaPlugin {
.unwrap_or(PIPESIZE as u64) as usize;
TextMetaPlugin {
buffer: Vec::new(),
buffer: Some(Vec::new()),
max_buffer_size,
is_finalized: false,
word_count: 0,
@@ -124,14 +124,15 @@ impl MetaPlugin for TextMetaPlugin {
// If we haven't determined if content is binary yet, build buffer and check
if self.is_binary_content.is_none() {
if let Some(buffer) = &mut self.buffer {
// Add data to our buffer up to max_buffer_size
let remaining_capacity = self.max_buffer_size.saturating_sub(self.buffer.len());
let remaining_capacity = self.max_buffer_size.saturating_sub(buffer.len());
let bytes_to_take = std::cmp::min(data.len(), remaining_capacity);
self.buffer.extend_from_slice(&data[..bytes_to_take]);
buffer.extend_from_slice(&data[..bytes_to_take]);
// If we have enough data to make a binary determination, do it now
if self.buffer.len() >= std::cmp::min(1024, self.max_buffer_size) {
let is_binary_result = is_binary(&self.buffer);
if buffer.len() >= std::cmp::min(1024, self.max_buffer_size) {
let is_binary_result = is_binary(buffer);
self.is_binary_content = Some(is_binary_result);
// Output text and binary status
@@ -157,6 +158,7 @@ impl MetaPlugin for TextMetaPlugin {
// If it's binary, we're done with this plugin
if is_binary_result {
self.buffer = None; // Drop the buffer
self.is_finalized = true;
return MetaPluginResponse {
metadata,
@@ -167,14 +169,16 @@ impl MetaPlugin for TextMetaPlugin {
// If it's text, count words and lines for this chunk and stop buffering
self.count_text_stats(&data[..bytes_to_take]);
// If we've reached our buffer limit, we're finalized
if self.buffer.len() >= self.max_buffer_size {
// If we've reached our buffer limit, drop the buffer and finalize
if buffer.len() >= self.max_buffer_size {
self.buffer = None; // Drop the buffer
self.is_finalized = true;
}
} else {
// Still building up buffer, count words and lines for this chunk
self.count_text_stats(&data[..bytes_to_take]);
}
}
} else if self.is_binary_content == Some(false) {
// We've already determined it's text, just count words and lines
self.count_text_stats(data);
@@ -206,8 +210,10 @@ impl MetaPlugin for TextMetaPlugin {
let mut metadata = Vec::new();
// If we haven't determined binary status yet, do it now with whatever we have
if self.is_binary_content.is_none() && !self.buffer.is_empty() {
let is_binary_result = is_binary(&self.buffer);
if self.is_binary_content.is_none() {
if let Some(buffer) = &self.buffer {
if !buffer.is_empty() {
let is_binary_result = is_binary(buffer);
self.is_binary_content = Some(is_binary_result);
// Output text and binary status
@@ -232,6 +238,7 @@ impl MetaPlugin for TextMetaPlugin {
// If it's binary, we're done
if is_binary_result {
self.buffer = None; // Drop the buffer
self.is_finalized = true;
return MetaPluginResponse {
metadata,
@@ -239,6 +246,8 @@ impl MetaPlugin for TextMetaPlugin {
};
}
}
}
}
// If content is text, output word and line counts
if self.is_binary_content == Some(false) {
@@ -265,6 +274,9 @@ impl MetaPlugin for TextMetaPlugin {
}
}
// Drop the buffer since we're done with it
self.buffer = None;
// Mark as finalized
self.is_finalized = true;