Struct gchemol_parser::TextViewer

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pub struct TextViewer { /* private fields */ }

Expand description

A simple text view for quick peeking part of text

Implementations

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impl TextViewer

Constructors

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pub fn from_str(txt: &str) -> Self

Create a view of text string.

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pub fn try_from_path(p: &Path) -> Result<Self>

Create a view of file context in path p

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impl TextViewer

Core methods

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pub fn num_lines(&self) -> usize

Total number of lines

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pub fn current_line_num(&self) -> usize

Get line number at cursor

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pub fn current_line(&self) -> &str

Peek the line at cursor

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pub fn goto_line(&mut self, n: usize)

Move the cursor to line n, counting from line 1 at beginning of the text.

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pub fn search_forward(&mut self, pattern: &str) -> Result<usize>

Move the cursor to the line matching the pattern. Regex pattern is allowed.

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pub fn peek_line(&self, n: usize) -> &str

Peek line n

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pub fn peek_lines(&self, n: usize, m: usize) -> &str

Peek the text between line n and m (including line m)

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pub fn column_selection(
    &self,
    line_beg: usize,
    line_end: usize,
    col_beg: usize,
    col_end: usize
) -> String

Return the part in a rectangular area of text

Trait Implementations

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impl Clone for TextViewer

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fn clone(&self) -> TextViewer

Returns a copy of the value. Read more

1.0.0 · source

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl Debug for TextViewer

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations

impl RefUnwindSafe for TextViewer

impl Send for TextViewer

impl Sync for TextViewer

impl Unpin for TextViewer

impl UnwindSafe for TextViewer

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> Pointable for T

pub const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

pub unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

pub unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

pub unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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pub fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct gchemol_parser::TextViewer

Implementations

impl TextViewer

pub fn from_str(txt: &str) -> Self

pub fn try_from_path(p: &Path) -> Result<Self>

impl TextViewer

pub fn num_lines(&self) -> usize

pub fn current_line_num(&self) -> usize

pub fn current_line(&self) -> &str

pub fn goto_line(&mut self, n: usize)

pub fn search_forward(&mut self, pattern: &str) -> Result<usize>

pub fn peek_line(&self, n: usize) -> &str

pub fn peek_lines(&self, n: usize, m: usize) -> &str

pub fn column_selection( &self, line_beg: usize, line_end: usize, col_beg: usize, col_end: usize) -> String

Trait Implementations

impl Clone for TextViewer

fn clone(&self) -> TextViewer

fn clone_from(&mut self, source: &Self)

impl Debug for TextViewer

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Auto Trait Implementations

impl RefUnwindSafe for TextViewer

impl Send for TextViewer

impl Sync for TextViewer

impl Unpin for TextViewer

impl UnwindSafe for TextViewer

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

pub fn into(self) -> U

impl<T> Pointable for T

pub const ALIGN: usize

type Init = T

pub unsafe fn init(init: <T as Pointable>::Init) -> usize

pub unsafe fn deref<'a>(ptr: usize) -> &'a T

pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

pub unsafe fn drop(ptr: usize)

impl<T> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

pub fn clone_into(&self, target: &mut T)

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

pub fn column_selection(
&self,
line_beg: usize,
line_end: usize,
col_beg: usize,
col_end: usize
) -> String

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T> ToOwned for T where
T: Clone,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,