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SelectEase selects matching nodes near the cursor using Treesitter queries with Vim's Select Mode.

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SelectEase.nvim

Select text using Treesitter Queries and start typing right away.

SelectEase_demo.mp4

SelectEase is a tool designed to identify all nodes that match a query and select the relevant target from the cursor, all in Select Mode. Its purpose is to efficiently locate nodes near the cursor and enable the user to easily edit that node by typing over it.

Vim's Select Mode allows you to type over a visual selection instead of using commands to delete or clear it, making text editing more efficient in certain cases.

Word of Caution:

Please be aware that this plugin is still in an experimental stage and may exhibit unexpected behavior. Your feedback and suggestions are welcome and please feel free to create issues or pull requests on the project's GitHub repository. I appreciate your willingness to try it out the plugin and share your thoughts.

Installation:

Example lazy.nvim config:

return {
    "ziontee113/SelectEase",
    config = function()
        local select_ease = require("SelectEase")

        -- For more language support check the `Queries` section
        local lua_query = [[
            ;; query
            ((identifier) @cap)
            ((string_content) @cap)
            ((true) @cap)
            ((false) @cap)
        ]]
        local python_query = [[
            ;; query
            ((identifier) @cap)
            ((string) @cap)
        ]]

        local queries = {
            lua = lua_query,
            python = python_query,
        }

        vim.keymap.set({ "n", "s", "i" }, "<C-A-k>", function()
            select_ease.select_node({
                queries = queries,
                direction = "previous",
                vertical_drill_jump = true,
                -- visual_mode = true, -- if you want Visual Mode instead of Select Mode
                fallback = function()
                    -- if there's no target, this function will be called
                    select_ease.select_node({ queries = queries, direction = "previous" })
                end,
            })
        end, {})
        vim.keymap.set({ "n", "s", "i" }, "<C-A-j>", function()
            select_ease.select_node({
                queries = queries,
                direction = "next",
                vertical_drill_jump = true,
                -- visual_mode = true, -- if you want Visual Mode instead of Select Mode
                fallback = function()
                    -- if there's no target, this function will be called
                    select_ease.select_node({ queries = queries, direction = "next" })
                end,
            })
        end, {})

        vim.keymap.set({ "n", "s", "i" }, "<C-A-h>", function()
            select_ease.select_node({
                queries = queries,
                direction = "previous",
                current_line_only = true,
                -- visual_mode = true, -- if you want Visual Mode instead of Select Mode
            })
        end, {})
        vim.keymap.set({ "n", "s", "i" }, "<C-A-l>", function()
            select_ease.select_node({
                queries = queries,
                direction = "next",
                current_line_only = true,
                -- visual_mode = true, -- if you want Visual Mode instead of Select Mode
            })
        end, {})

        -- previous / next node that matches query
        vim.keymap.set({ "n", "s", "i" }, "<C-A-p>", function()
            select_ease.select_node({ queries = queries, direction = "previous" })
        end, {})
        vim.keymap.set({ "n", "s", "i" }, "<C-A-n>", function()
            select_ease.select_node({ queries = queries, direction = "next" })
        end, {})


        -- Swap Nodes
        vim.keymap.set({ "n", "s", "i" }, "<C-A-S-k>", function()
            select_ease.swap_nodes({
                queries = queries,
                direction = "previous",
                vertical_drill_jump = true,

                -- swap_in_place option. Default behavior is cursor will jump to target after the swap
                -- jump_to_target_after_swap = false --> this will keep cursor in place after the swap
            })
        end, {})
        vim.keymap.set({ "n", "s", "i" }, "<C-A-S-j>", function()
            select_ease.swap_nodes({
                queries = queries,
                direction = "next",
                vertical_drill_jump = true,
            })
        end, {})
        vim.keymap.set({ "n", "s", "i" }, "<C-A-S-h>", function()
            select_ease.swap_nodes({
                queries = queries,
                direction = "previous",
                current_line_only = true,
            })
        end, {})
        vim.keymap.set({ "n", "s", "i" }, "<C-A-S-l>", function()
            select_ease.swap_nodes({
                queries = queries,
                direction = "next",
                current_line_only = true,
            })
        end, {})
        vim.keymap.set({ "n", "s", "i" }, "<C-A-S-p>", function()
            select_ease.swap_nodes({ queries = queries, direction = "previous" })
        end, {})
        vim.keymap.set({ "n", "s", "i" }, "<C-A-S-n>", function()
            select_ease.swap_nodes({ queries = queries, direction = "next" })
        end, {})
    end,
}

Queries

TypeScript React
local tsx_query = [[
    ;; query
    ((identifier) @cap)
    ((string_fragment) @cap)
    ((property_identifier) @cap)
]]
Rust
local rust_query = [[
    ;; query
    ((boolean_literal) @cap)
    ((string_literal) @cap)

    ; Identifiers
    ((identifier) @cap)
    ((field_identifier) @cap)
    ((field_expression) @cap)
    ((scoped_identifier) @cap)
    ((unit_expression) @cap)

    ; Types
    ((reference_type) @cap)
    ((primitive_type) @cap)
    ((type_identifier) @cap)
    ((generic_type) @cap)

    ; Calls
    ((call_expression) @cap)
]]
Golang
local go_query = [[
    ;; query
    ((selector_expression) @cap) ; Method call
    ((field_identifier) @cap) ; Method names in interface

    ; Identifiers
    ((identifier) @cap)
    ((expression_list) @cap) ; pseudo Identifier
    ((int_literal) @cap)
    ((interpreted_string_literal) @cap)

    ; Types
    ((type_identifier) @cap)
    ((pointer_type) @cap)
    ((slice_type) @cap)

    ; Keywords
    ((true) @cap)
    ((false) @cap)
    ((nil) @cap)
]]
C/C++
local c_query = [[
    ;; query
    ((string_literal) @cap)
    ((system_lib_string) @cap)

    ; Identifiers
    ((identifier) @cap)
    ((struct_specifier) @cap)
    ((type_identifier) @cap)
    ((field_identifier) @cap)
    ((number_literal) @cap)
    ((unary_expression) @cap)
    ((pointer_declarator) @cap)

    ; Types
    ((primitive_type) @cap)

    ; Expressions
    (assignment_expression
     right: (_) @cap)
]]
local cpp_query = [[
    ;; query

    ; Identifiers
    ((namespace_identifier) @cap)
]] .. c_query

Feedback is always appreciated

If you encounter any issues or have suggestions for improving the plugin, please feel free to open an issue or pull request.

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SelectEase selects matching nodes near the cursor using Treesitter queries with Vim's Select Mode.

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