Changed . token to _dot

This change allows the dotfiles to work with chezmoi (e.g: on windows)
and improves grepability with neovim/telescope

dot_config/nushell/nu_scripts/modules/virtual_environments/conda.nu

@@ -0,0 +1,159 @@
+# Activate conda environment
+export def --env activate [
+    env_name?: string@'nu-complete conda envs' # name of the environment
+] {
+    let conda_info = (conda info --envs --json | from json)
+
+    let env_name = if $env_name == null {
+        "base"
+    } else {
+        $env_name
+    }
+
+    let env_dir = if $env_name != "base" {
+        if ($env_name | path exists) and (($env_name | path expand) in $conda_info.envs ) {
+            ($env_name | path expand)
+        } else {
+            ((check-if-env-exists $env_name $conda_info) | into string)
+        }
+    } else {
+        $conda_info.root_prefix
+    }
+
+    let old_path = (system-path | str join (char esep))
+
+    let new_path = if (windows?) {
+        conda-create-path-windows $env_dir
+    } else {
+        conda-create-path-unix $env_dir
+    }
+
+    let virtual_prompt = $'[($env_name)] '
+
+    let new_env = ({
+        CONDA_DEFAULT_ENV: $env_name
+        CONDA_PREFIX: $env_dir
+        CONDA_PROMPT_MODIFIER: $virtual_prompt
+        CONDA_SHLVL: "1"
+        CONDA_OLD_PATH: $old_path
+    } | merge $new_path)
+
+    let new_env = if not (has-env CONDA_NO_PROMPT) {
+        let old_prompt_command = if (has-env CONDA_OLD_PROMPT_COMMAND) {
+            $env.CONDA_OLD_PROMPT_COMMAND
+        } else {
+            if (has-env 'PROMPT_COMMAND') {
+                $env.PROMPT_COMMAND
+            } else {
+                ''
+            }
+        }
+
+
+        let new_prompt = if (has-env 'PROMPT_COMMAND') {
+            if 'closure' in ($old_prompt_command | describe) {
+                {|| $'($virtual_prompt)(do $old_prompt_command)' }
+            } else {
+                {|| $'($virtual_prompt)($old_prompt_command)' }
+            }
+        } else {
+            {|| $'($virtual_prompt)' }
+        }
+
+        $new_env | merge {
+            CONDA_OLD_PROMPT_COMMAND: $old_prompt_command
+            PROMPT_COMMAND: $new_prompt
+        }
+    } else {
+        $new_env | merge { CONDA_OLD_PROMPT_COMMAND: null }
+    }
+
+
+    load-env $new_env
+}
+
+# Deactivate currently active conda environment
+export def --env deactivate [] {
+    let path_name = if "PATH" in $env { "PATH" } else { "Path" }
+    $env.$path_name = $env.CONDA_OLD_PATH
+
+    hide-env CONDA_PROMPT_MODIFIER
+    hide-env CONDA_PREFIX
+    hide-env CONDA_SHLVL
+    hide-env CONDA_DEFAULT_ENV
+    hide-env CONDA_OLD_PATH
+
+    $env.PROMPT_COMMAND = (
+        if $env.CONDA_OLD_PROMPT_COMMAND == null {
+            $env.PROMPT_COMMAND
+        } else {
+            $env.CONDA_OLD_PROMPT_COMMAND
+        }
+    )
+    hide-env CONDA_OLD_PROMPT_COMMAND
+}
+
+def check-if-env-exists [ env_name: string, conda_info: record ] {
+    let env_dirs = (
+        $conda_info.envs_dirs |
+        each { || path join $env_name }
+    )
+
+    let en = ($env_dirs | each {|en| $conda_info.envs | where $it == $en } | where ($it | length) == 1 | flatten)
+    if ($en | length) > 1 {
+        error make --unspanned {msg: $"You have environments in multiple locations: ($en)"}
+    }
+    if ($en | length) == 0 {
+        error make --unspanned {msg: $"Could not find given environment: ($env_name)"}
+    }
+    $en.0
+}
+
+def 'nu-complete conda envs' [] {
+    conda info --envs
+    | lines
+    | where not ($it | str starts-with '#')
+    | where not ($it | is-empty)
+    | each {|entry| $entry | split row ' ' | get 0 }
+}
+
+def conda-create-path-windows [env_dir: path] {
+    # Conda on Windows needs a few additional Path elements
+    let env_path = [
+        $env_dir
+        ([$env_dir "Scripts"] | path join)
+        ([$env_dir "Library" "mingw-w64"] | path join)
+        ([$env_dir "Library" "bin"] | path join)
+        ([$env_dir "Library" "usr" "bin"] | path join)
+    ]
+
+    let new_path = ([$env_path (system-path)]
+        | flatten
+        | str join (char esep))
+
+    { Path: $new_path }
+}
+
+def conda-create-path-unix [env_dir: path] {
+    let env_path = [
+        ([$env_dir "bin"] | path join)
+    ]
+
+    let new_path = ([$env_path $env.PATH]
+        | flatten
+        | str join (char esep))
+
+    { PATH: $new_path }
+}
+
+def windows? [] {
+    ($nu.os-info.name | str downcase) == "windows"
+}
+
+def system-path [] {
+    if "PATH" in $env { $env.PATH } else { $env.Path }
+}
+
+def has-env [name: string] {
+    $name in $env
+}